obama and mr. romney are in neck, so he expects tallying of voting results to go well into the morning. a poll has the president just one point ahead of romney, 48% to 47%. and for a look at what states could make all the difference in the outcome... >> reporter: california almost certain to vote for president obama. voters in the red states almost certain to go for governor romney. arizona and north carolina leaning romney. new mexico, minnesota and pennsylvania are leaning obama. so what do you have left? true toss-up states, we will color them yellow. nevada, colorado, iowa, wisconsin, ohio, virginia, new hampshire, and florida. and check out how close the latest polling numbers are in the yellow swing late. in ohio, maybe the most important state, obama 50% to romney's 47%. in colorado, obama 50, romney 48. in virginia, obama just a one percentage point lead, same thing in florida. in new hampshire, obama 49% to romney's 47%. in iowa, the president with a six percentage point lead. wisconsin, o